5/16 x 4-1/2-In. Cobalt High-Speed Drill Bit Brand_Clorox SmartFeed system

SmartFeed system

horizontal design

csa certified

non-reinforced pvc drain hose

Lifts sheets of drywall up to 4' x 12'

5/16 x 4-1/2-In. Cobalt High-Speed Drill Bit Brand_Clorox SmartFeed systemMaster Mechanic, 5 16" x 4 1 2", High Speed Steel With Cobalt Drill Bit, 135 Split Point Design With 4 Cutting Edges Allows Quick Penetration & Eliminates Walking, 8% Cobalt Content Provides Heat Resistance & Delivers Maximum Cutting Efficiency At Temperatures In Excess Of 1000&degree. F., Recommended For Drilling In Hard Metals Such As Heat Treated Steel, Stainless Steel, Chrome, Manganese Steel Plus Titanium & Armor Plate, Carded.